How many employees can run at least two of the three machines? A - ProProfs Discuss
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How many employees can run at least two of the three machines?



A survey of a machine shop reveals the following information about its 100 employees:48 can run a lathe49 can run the milling machine56 can operate a punch press26 can run a lathe and a milling machine19 can run a milling machine and a punch press24 can run a lathe and punch press9 can run all three machines


This question is part of Combinations Quiz 1
Asked by Ddeuitch, Last updated: Jul 07, 2020

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ddeuitch

Ddeuitch

Answered May 02, 2018

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Section D can run both the lathe and the milling machine, but not the punch press Section H can run both the lathe and the punch press, but not the milling machine Section E can run both the punch press and the milling machine, but not the lathe Section L can run all three machines D + H + E + L = employees who can run at least two of the three machines
 

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